This code doesn't exist in current mainline. What kernel version is your patch against?
On Mon, May 21, 2018 at 11:20:23PM +0800, Huaisheng Ye wrote: > From: Huaisheng Ye <[email protected]> > > Use __GFP_ZONE_MASK to replace (__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32). > > ___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP > bitmasks, the bottom three bits of GFP mask is reserved for storing > encoded zone number. > __GFP_DMA, __GFP_HIGHMEM and __GFP_DMA32 should not be operated by OR. If they have already been deleted the identifier should not exist anymore, so either your patch has issues, or at least the description.
